creepingdog
CS graduate student in SUNYSB
CS graduate student in SUNYSB
is a comprehensive book on getting a job at a top tech company, while focuses on dev interviews and does this for PMs.
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BST does not have to be directed, right? And has anybody mentioned the situation shown in the following example?
- creepingdog April 25, 2008level node.data left_child.data right_child.data
0 20 7 21
1 7 3 9
1 21 null null
2 3 2 5
2 9 8 10
3 2 null null
3 5 null null
3 8 null null
3 10 null null
If I ask you to find path whose sum is 21, you should return two paths: 2->3->7->9 and 21